TemplateControlCodeDomTreeGenerator.cs source code in C# .NET

                        
Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / Compilation / TemplateControlCodeDomTreeGenerator.cs / 1 / TemplateControlCodeDomTreeGenerator.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Compilation { 
 
using System;
using System.Collections; 
using System.Reflection;
using System.ComponentModel;
using System.CodeDom;
using System.CodeDom.Compiler; 
using System.Globalization;
using System.Web.UI; 
using System.Web.Util; 
using Debug=System.Web.Util.Debug;
 
internal abstract class TemplateControlCodeDomTreeGenerator : BaseTemplateCodeDomTreeGenerator {

    private const string stringResourcePointerName = "__stringResource";
 
    private TemplateControlParser _tcParser;
    private TemplateControlParser Parser { get { return _tcParser; } } 
    private const string literalMemoryBlockName = "__literals"; 

    // This is used to detect incorrect base class in code beside scenarios.  See usage for details. 
    internal const int badBaseClassLineMarker = 912304;

    internal TemplateControlCodeDomTreeGenerator(TemplateControlParser tcParser) : base(tcParser) {
        _tcParser = tcParser; 
    }
 
    /* 
     * Build the default constructor
     */ 
    protected override void BuildInitStatements(CodeStatementCollection trueStatements, CodeStatementCollection topLevelStatements) {

        base.BuildInitStatements(trueStatements, topLevelStatements);
 
        if (_stringResourceBuilder.HasStrings) {
            // e.g. private static object __stringResource; 
            CodeMemberField stringResourcePointer = new CodeMemberField(typeof(Object), stringResourcePointerName); 
            stringResourcePointer.Attributes |= MemberAttributes.Static;
            _sourceDataClass.Members.Add(stringResourcePointer); 

            // e.g. __stringResource = TemplateControl.ReadStringResource(typeof(__GeneratedType));
            CodeAssignStatement readResource = new CodeAssignStatement();
            readResource.Left = new CodeFieldReferenceExpression(_classTypeExpr, 
                                                             stringResourcePointerName);
            CodeMethodInvokeExpression methCallExpression = new CodeMethodInvokeExpression(); 
            methCallExpression.Method.TargetObject = new CodeThisReferenceExpression(); 
            methCallExpression.Method.MethodName = "ReadStringResource";
            readResource.Right = methCallExpression; 
            trueStatements.Add(readResource);
        }
        //
        // Set the AppRelativeVirtualPath 
        // e.g. ((System.Web.UI.Page)(this)).AppRelativeVirtualPath = "~/foo.aspx";
        // Note that we generate an artificial cast to cause a compile error if the base class 
        // is incorrect (see below). 
        //
        // Make sure the BuildAppRelativeVirtualPathProperty property is app independent, since 
        // in precompilation scenarios, we can't make an assumption on the app name.

        // Use global:: to resolve types to avoid naming conflicts when user uses a class name
        // in the global namespace that already exists, such as Login or ReportViewer (DevDiv 79336) 
        CodeTypeReference classTypeRef = new CodeTypeReference(Parser.BaseType, CodeTypeReferenceOptions.GlobalReference);
 
        CodeAssignStatement setProp = new CodeAssignStatement( 
            new CodePropertyReferenceExpression(new CodeCastExpression(classTypeRef, new CodeThisReferenceExpression()), "AppRelativeVirtualPath"),
            new CodePrimitiveExpression(Parser.CurrentVirtualPath.AppRelativeVirtualPathString)); 

        // This line will fail to compile if the base class in the code beside is missing.  Set
        // a special line number on it to improve error handling (VSWhidbey 376977/468830)
        if (!_designerMode && Parser.CodeFileVirtualPath != null) { 
            setProp.LinePragma = CreateCodeLinePragmaHelper(
                Parser.CodeFileVirtualPath.VirtualPathString, badBaseClassLineMarker); 
        } 
        topLevelStatements.Add(setProp);
    } 

    /*
     * Build various properties, fields, methods
     */ 
    protected override void BuildMiscClassMembers() {
        base.BuildMiscClassMembers(); 
 
        // Build the automatic event hookup code
        if (!_designerMode) 
            BuildAutomaticEventHookup();

        // Build the ApplicationInstance property
        BuildApplicationInstanceProperty(); 

        BuildSourceDataTreeFromBuilder(Parser.RootBuilder, 
            false /*fInTemplate*/, false /*topLevelTemplate*/, null /*pse*/); 

        if (!_designerMode) 
            BuildFrameworkInitializeMethod();
    }

    /* 
     * Build the strongly typed new property
     */ 
    // e.g. public new {propertyType} Master { get { return ({propertyType})base.Master; } } 
    internal void BuildStronglyTypedProperty(string propertyName, Type propertyType) {
        // VSWhidbey 321818. 
        // overriding method with same name is not allowed using J#.
        if (_usingVJSCompiler) {
            return;
        } 

        CodeMemberProperty prop = new CodeMemberProperty(); 
        prop.Attributes &= ~MemberAttributes.AccessMask; 
        prop.Attributes &= ~MemberAttributes.ScopeMask;
        prop.Attributes |= MemberAttributes.Final | MemberAttributes.New | MemberAttributes.Public; 
        prop.Name = propertyName;
        prop.Type = new CodeTypeReference(propertyType);

        CodePropertyReferenceExpression propRef = new CodePropertyReferenceExpression( 
            new CodeBaseReferenceExpression(), propertyName);
 
        prop.GetStatements.Add(new CodeMethodReturnStatement(new CodeCastExpression(propertyType, propRef))); 
        _intermediateClass.Members.Add(prop);
    } 

    /*
     * Build the data tree for the FrameworkInitialize method
     */ 
    private void BuildFrameworkInitializeMethod() {
 
        // Skip if we're only generating the intermediate class 
        if (_sourceDataClass == null)
            return; 

        CodeMemberMethod method = new CodeMemberMethod();
        AddDebuggerNonUserCodeAttribute(method);
        method.Attributes &= ~MemberAttributes.AccessMask; 
        method.Attributes &= ~MemberAttributes.ScopeMask;
        method.Attributes |= MemberAttributes.Override | MemberAttributes.Family; 
        method.Name = "FrameworkInitialize"; 

        BuildFrameworkInitializeMethodContents(method); 

        // This line will fail to compile if the base class in the code beside is incorrect.  Set
        // a special line number on it to improve error handling (VSWhidbey 376977/468830)
        if (!_designerMode && Parser.CodeFileVirtualPath != null) { 
            method.LinePragma = CreateCodeLinePragmaHelper(
                Parser.CodeFileVirtualPath.VirtualPathString, badBaseClassLineMarker); 
        } 

        _sourceDataClass.Members.Add(method); 
    }

    /*
     * Build the contents of the FrameworkInitialize method 
     */
    protected virtual void BuildFrameworkInitializeMethodContents(CodeMemberMethod method) { 
 
        // Call the base FrameworkInitialize
        CodeMethodInvokeExpression baseCallExpression = new CodeMethodInvokeExpression( 
            new CodeBaseReferenceExpression(), method.Name);
        method.Statements.Add(new CodeExpressionStatement(baseCallExpression));

        // No strings: don't do anything 
        if (_stringResourceBuilder.HasStrings) {
 
            // e.g. SetStringResourcePointer(__stringResource, 0); 
            CodeMethodInvokeExpression methCallExpression = new CodeMethodInvokeExpression(
                new CodeThisReferenceExpression(), "SetStringResourcePointer"); 
            methCallExpression.Parameters.Add(new CodeFieldReferenceExpression(
                _classTypeExpr, stringResourcePointerName));
            // Pass 0 for the maxResourceOffset, since it's being ignored
            methCallExpression.Parameters.Add(new CodePrimitiveExpression(0)); 
            method.Statements.Add(new CodeExpressionStatement(methCallExpression));
        } 
 
        CodeMethodInvokeExpression call = new CodeMethodInvokeExpression();
        call.Method.TargetObject = new CodeThisReferenceExpression(); 
        call.Method.MethodName = "__BuildControlTree";
        call.Parameters.Add(new CodeThisReferenceExpression());
        method.Statements.Add(new CodeExpressionStatement(call));
    } 

    /* 
     * Build the automatic event hookup code 
     */
    private void BuildAutomaticEventHookup() { 

        // Skip if we're only generating the intermediate class
        if (_sourceDataClass == null)
            return; 

        CodeMemberProperty prop; 
 
        // If FAutoEventWireup is turned off, generate a SupportAutoEvents prop that
        // returns false. 
        if (!Parser.FAutoEventWireup) {
            prop = new CodeMemberProperty();
            prop.Attributes &= ~MemberAttributes.AccessMask;
            prop.Attributes &= ~MemberAttributes.ScopeMask; 
            prop.Attributes |= MemberAttributes.Override | MemberAttributes.Family;
            prop.Name = "SupportAutoEvents"; 
            prop.Type = new CodeTypeReference(typeof(bool)); 
            prop.GetStatements.Add(new CodeMethodReturnStatement(new CodePrimitiveExpression(false)));
            _sourceDataClass.Members.Add(prop); 
            return;
        }
    }
 
    /*
     * Build the ApplicationInstance property 
     */ 
    private void BuildApplicationInstanceProperty() {
 
        CodeMemberProperty prop;

        Type appType = BuildManager.GetGlobalAsaxType();
 
        prop = new CodeMemberProperty();
        prop.Attributes &= ~MemberAttributes.AccessMask; 
        prop.Attributes &= ~MemberAttributes.ScopeMask; 
        prop.Attributes |= MemberAttributes.Final | MemberAttributes.Family;
 
        if (_designerMode) {
            ApplyEditorBrowsableCustomAttribute(prop);
        }
 
        prop.Name = "ApplicationInstance";
        prop.Type = new CodeTypeReference(appType); 
 
        CodePropertyReferenceExpression propRef = new CodePropertyReferenceExpression(
            new CodeThisReferenceExpression(), "Context"); 
        propRef = new CodePropertyReferenceExpression(propRef, "ApplicationInstance");

        prop.GetStatements.Add(new CodeMethodReturnStatement(new CodeCastExpression(
            appType, propRef))); 
        _intermediateClass.Members.Add(prop);
    } 
} 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Compilation { 
 
using System;
using System.Collections; 
using System.Reflection;
using System.ComponentModel;
using System.CodeDom;
using System.CodeDom.Compiler; 
using System.Globalization;
using System.Web.UI; 
using System.Web.Util; 
using Debug=System.Web.Util.Debug;
 
internal abstract class TemplateControlCodeDomTreeGenerator : BaseTemplateCodeDomTreeGenerator {

    private const string stringResourcePointerName = "__stringResource";
 
    private TemplateControlParser _tcParser;
    private TemplateControlParser Parser { get { return _tcParser; } } 
    private const string literalMemoryBlockName = "__literals"; 

    // This is used to detect incorrect base class in code beside scenarios.  See usage for details. 
    internal const int badBaseClassLineMarker = 912304;

    internal TemplateControlCodeDomTreeGenerator(TemplateControlParser tcParser) : base(tcParser) {
        _tcParser = tcParser; 
    }
 
    /* 
     * Build the default constructor
     */ 
    protected override void BuildInitStatements(CodeStatementCollection trueStatements, CodeStatementCollection topLevelStatements) {

        base.BuildInitStatements(trueStatements, topLevelStatements);
 
        if (_stringResourceBuilder.HasStrings) {
            // e.g. private static object __stringResource; 
            CodeMemberField stringResourcePointer = new CodeMemberField(typeof(Object), stringResourcePointerName); 
            stringResourcePointer.Attributes |= MemberAttributes.Static;
            _sourceDataClass.Members.Add(stringResourcePointer); 

            // e.g. __stringResource = TemplateControl.ReadStringResource(typeof(__GeneratedType));
            CodeAssignStatement readResource = new CodeAssignStatement();
            readResource.Left = new CodeFieldReferenceExpression(_classTypeExpr, 
                                                             stringResourcePointerName);
            CodeMethodInvokeExpression methCallExpression = new CodeMethodInvokeExpression(); 
            methCallExpression.Method.TargetObject = new CodeThisReferenceExpression(); 
            methCallExpression.Method.MethodName = "ReadStringResource";
            readResource.Right = methCallExpression; 
            trueStatements.Add(readResource);
        }
        //
        // Set the AppRelativeVirtualPath 
        // e.g. ((System.Web.UI.Page)(this)).AppRelativeVirtualPath = "~/foo.aspx";
        // Note that we generate an artificial cast to cause a compile error if the base class 
        // is incorrect (see below). 
        //
        // Make sure the BuildAppRelativeVirtualPathProperty property is app independent, since 
        // in precompilation scenarios, we can't make an assumption on the app name.

        // Use global:: to resolve types to avoid naming conflicts when user uses a class name
        // in the global namespace that already exists, such as Login or ReportViewer (DevDiv 79336) 
        CodeTypeReference classTypeRef = new CodeTypeReference(Parser.BaseType, CodeTypeReferenceOptions.GlobalReference);
 
        CodeAssignStatement setProp = new CodeAssignStatement( 
            new CodePropertyReferenceExpression(new CodeCastExpression(classTypeRef, new CodeThisReferenceExpression()), "AppRelativeVirtualPath"),
            new CodePrimitiveExpression(Parser.CurrentVirtualPath.AppRelativeVirtualPathString)); 

        // This line will fail to compile if the base class in the code beside is missing.  Set
        // a special line number on it to improve error handling (VSWhidbey 376977/468830)
        if (!_designerMode && Parser.CodeFileVirtualPath != null) { 
            setProp.LinePragma = CreateCodeLinePragmaHelper(
                Parser.CodeFileVirtualPath.VirtualPathString, badBaseClassLineMarker); 
        } 
        topLevelStatements.Add(setProp);
    } 

    /*
     * Build various properties, fields, methods
     */ 
    protected override void BuildMiscClassMembers() {
        base.BuildMiscClassMembers(); 
 
        // Build the automatic event hookup code
        if (!_designerMode) 
            BuildAutomaticEventHookup();

        // Build the ApplicationInstance property
        BuildApplicationInstanceProperty(); 

        BuildSourceDataTreeFromBuilder(Parser.RootBuilder, 
            false /*fInTemplate*/, false /*topLevelTemplate*/, null /*pse*/); 

        if (!_designerMode) 
            BuildFrameworkInitializeMethod();
    }

    /* 
     * Build the strongly typed new property
     */ 
    // e.g. public new {propertyType} Master { get { return ({propertyType})base.Master; } } 
    internal void BuildStronglyTypedProperty(string propertyName, Type propertyType) {
        // VSWhidbey 321818. 
        // overriding method with same name is not allowed using J#.
        if (_usingVJSCompiler) {
            return;
        } 

        CodeMemberProperty prop = new CodeMemberProperty(); 
        prop.Attributes &= ~MemberAttributes.AccessMask; 
        prop.Attributes &= ~MemberAttributes.ScopeMask;
        prop.Attributes |= MemberAttributes.Final | MemberAttributes.New | MemberAttributes.Public; 
        prop.Name = propertyName;
        prop.Type = new CodeTypeReference(propertyType);

        CodePropertyReferenceExpression propRef = new CodePropertyReferenceExpression( 
            new CodeBaseReferenceExpression(), propertyName);
 
        prop.GetStatements.Add(new CodeMethodReturnStatement(new CodeCastExpression(propertyType, propRef))); 
        _intermediateClass.Members.Add(prop);
    } 

    /*
     * Build the data tree for the FrameworkInitialize method
     */ 
    private void BuildFrameworkInitializeMethod() {
 
        // Skip if we're only generating the intermediate class 
        if (_sourceDataClass == null)
            return; 

        CodeMemberMethod method = new CodeMemberMethod();
        AddDebuggerNonUserCodeAttribute(method);
        method.Attributes &= ~MemberAttributes.AccessMask; 
        method.Attributes &= ~MemberAttributes.ScopeMask;
        method.Attributes |= MemberAttributes.Override | MemberAttributes.Family; 
        method.Name = "FrameworkInitialize"; 

        BuildFrameworkInitializeMethodContents(method); 

        // This line will fail to compile if the base class in the code beside is incorrect.  Set
        // a special line number on it to improve error handling (VSWhidbey 376977/468830)
        if (!_designerMode && Parser.CodeFileVirtualPath != null) { 
            method.LinePragma = CreateCodeLinePragmaHelper(
                Parser.CodeFileVirtualPath.VirtualPathString, badBaseClassLineMarker); 
        } 

        _sourceDataClass.Members.Add(method); 
    }

    /*
     * Build the contents of the FrameworkInitialize method 
     */
    protected virtual void BuildFrameworkInitializeMethodContents(CodeMemberMethod method) { 
 
        // Call the base FrameworkInitialize
        CodeMethodInvokeExpression baseCallExpression = new CodeMethodInvokeExpression( 
            new CodeBaseReferenceExpression(), method.Name);
        method.Statements.Add(new CodeExpressionStatement(baseCallExpression));

        // No strings: don't do anything 
        if (_stringResourceBuilder.HasStrings) {
 
            // e.g. SetStringResourcePointer(__stringResource, 0); 
            CodeMethodInvokeExpression methCallExpression = new CodeMethodInvokeExpression(
                new CodeThisReferenceExpression(), "SetStringResourcePointer"); 
            methCallExpression.Parameters.Add(new CodeFieldReferenceExpression(
                _classTypeExpr, stringResourcePointerName));
            // Pass 0 for the maxResourceOffset, since it's being ignored
            methCallExpression.Parameters.Add(new CodePrimitiveExpression(0)); 
            method.Statements.Add(new CodeExpressionStatement(methCallExpression));
        } 
 
        CodeMethodInvokeExpression call = new CodeMethodInvokeExpression();
        call.Method.TargetObject = new CodeThisReferenceExpression(); 
        call.Method.MethodName = "__BuildControlTree";
        call.Parameters.Add(new CodeThisReferenceExpression());
        method.Statements.Add(new CodeExpressionStatement(call));
    } 

    /* 
     * Build the automatic event hookup code 
     */
    private void BuildAutomaticEventHookup() { 

        // Skip if we're only generating the intermediate class
        if (_sourceDataClass == null)
            return; 

        CodeMemberProperty prop; 
 
        // If FAutoEventWireup is turned off, generate a SupportAutoEvents prop that
        // returns false. 
        if (!Parser.FAutoEventWireup) {
            prop = new CodeMemberProperty();
            prop.Attributes &= ~MemberAttributes.AccessMask;
            prop.Attributes &= ~MemberAttributes.ScopeMask; 
            prop.Attributes |= MemberAttributes.Override | MemberAttributes.Family;
            prop.Name = "SupportAutoEvents"; 
            prop.Type = new CodeTypeReference(typeof(bool)); 
            prop.GetStatements.Add(new CodeMethodReturnStatement(new CodePrimitiveExpression(false)));
            _sourceDataClass.Members.Add(prop); 
            return;
        }
    }
 
    /*
     * Build the ApplicationInstance property 
     */ 
    private void BuildApplicationInstanceProperty() {
 
        CodeMemberProperty prop;

        Type appType = BuildManager.GetGlobalAsaxType();
 
        prop = new CodeMemberProperty();
        prop.Attributes &= ~MemberAttributes.AccessMask; 
        prop.Attributes &= ~MemberAttributes.ScopeMask; 
        prop.Attributes |= MemberAttributes.Final | MemberAttributes.Family;
 
        if (_designerMode) {
            ApplyEditorBrowsableCustomAttribute(prop);
        }
 
        prop.Name = "ApplicationInstance";
        prop.Type = new CodeTypeReference(appType); 
 
        CodePropertyReferenceExpression propRef = new CodePropertyReferenceExpression(
            new CodeThisReferenceExpression(), "Context"); 
        propRef = new CodePropertyReferenceExpression(propRef, "ApplicationInstance");

        prop.GetStatements.Add(new CodeMethodReturnStatement(new CodeCastExpression(
            appType, propRef))); 
        _intermediateClass.Members.Add(prop);
    } 
} 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

                        

                        

                        
                        

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